Our Riomar Deck Driver defines versatility. Designed as a crossover model, the Deck Driver performs equally well on or off the water. Formfitting and flexible, the Deck Driver was made from the sole up for superior all-around performance. ??Constructed on a European last, the Deck Driver tends to run a ½ large for most feet. Osprey Suede : 100% Waterproof Italian Leather Sole: Nonskid / Non-marking : White Lining: Odor-proof, Antimicrobial, and most important, Comfortable, Leather Insole